154455405512 has 16 divisors (see below), whose sum is σ = 290054289840. Its totient is φ = 77107594896.

The previous prime is 154455405509. The next prime is 154455405523. The reversal of 154455405512 is 215504554451.

154455405512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 154455405512.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15008018 + ... + 15018305.

It is an arithmetic number, because the mean of its divisors is an integer number (18128393115).

Almost surely, 2^154455405512 is an apocalyptic number.

It is an amenable number.

154455405512 is a deficient number, since it is larger than the sum of its proper divisors (135598884328).

154455405512 is a wasteful number, since it uses less digits than its factorization.

154455405512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30026972 (or 30026968 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 41.

Adding to 154455405512 its reverse (215504554451), we get a palindrome (369959959963).

The spelling of 154455405512 in words is "one hundred fifty-four billion, four hundred fifty-five million, four hundred five thousand, five hundred twelve".